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Comparing rxvt-unicode/src/main.C (file contents):
Revision 1.6 by pcg, Tue Nov 25 17:11:33 2003 UTC vs.
Revision 1.209 by root, Mon Jan 30 20:12:37 2006 UTC

1	/*--------------------------------*-C-*---------------------------------*	1	/*--------------------------------*-C-*---------------------------------*
2	* File: main.c	2	* File: main.C
3	*----------------------------------------------------------------------*	3	*----------------------------------------------------------------------*
4	* $Id: main.C,v 1.6 2003/11/25 17:11:33 pcg Exp $
5	*	4	*
6	* All portions of code are copyright by their respective author/s.	5	* All portions of code are copyright by their respective author/s.
7	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>	6	* Copyright (c) 1992 John Bovey, University of Kent at Canterbury <jdb@ukc.ac.uk>
8	* - original version	7	* - original version
9	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>	8	* Copyright (c) 1994 Robert Nation <nation@rocket.sanders.lockheed.com>
…		…
12	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>	11	* Copyright (c) 1997 mj olesen <olesen@me.QueensU.CA>
13	* - extensive modifications	12	* - extensive modifications
14	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>	13	* Copyright (c) 1997,1998 Oezguer Kesim <kesim@math.fu-berlin.de>
15	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>	14	* Copyright (c) 1998-2001 Geoff Wing <gcw@pobox.com>
16	* - extensive modifications	15	* - extensive modifications
		16	* Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
17	*	17	*
18	* This program is free software; you can redistribute it and/or modify	18	* This program is free software; you can redistribute it and/or modify
19	* it under the terms of the GNU General Public License as published by	19	* it under the terms of the GNU General Public License as published by
20	* the Free Software Foundation; either version 2 of the License, or	20	* the Free Software Foundation; either version 2 of the License, or
21	* (at your option) any later version.	21	* (at your option) any later version.
…		…
30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	30	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
31	*---------------------------------------------------------------------*/	31	*---------------------------------------------------------------------*/
32		32
33	#include "../config.h" /* NECESSARY */	33	#include "../config.h" /* NECESSARY */
34	#include "rxvt.h" /* NECESSARY */	34	#include "rxvt.h" /* NECESSARY */
35	#include "main.intpro" /* PROTOS for internal routines */	35	#include "keyboard.h"
		36	#include "rxvtperl.h"
36		37
		38	#include <limits>
		39
37	#include <signal.h>	40	#include <csignal>
		41	#include <cstring>
38		42
39	#ifdef TTY_GID_SUPPORT	43	#ifdef TTY_GID_SUPPORT
40	# include <grp.h>	44	# include <grp.h>
41	#endif	45	#endif
42		46
43	#ifdef HAVE_TERMIOS_H	47	#ifdef HAVE_TERMIOS_H
44	# include <termios.h>	48	# include <termios.h>
45	#endif	49	#endif
46		50
		51	vector<rxvt_term *> rxvt_term::termlist;
		52
		53	// used to tell global functions which terminal instance is "active"
		54	rxvt_t rxvt_current_term;
		55
		56	static char curlocale[128], savelocale[128];
		57
		58	bool
		59	rxvt_set_locale (const char *locale) NOTHROW
		60	{
		61	if (!locale || !strncmp (locale, curlocale, 128))
		62	return false;
		63
		64	strncpy (curlocale, locale, 128);
		65	setlocale (LC_CTYPE, curlocale);
		66	return true;
		67	}
		68
47	void *	69	void
48	rxvt_term::operator new (size_t s)	70	rxvt_push_locale (const char *locale) NOTHROW
49	{	71	{
50	void *p = malloc (s);	72	strcpy (savelocale, curlocale);
		73	rxvt_set_locale (locale);
		74	}
51		75
52	MEMSET (p, 0, s);	76	void
		77	rxvt_pop_locale () NOTHROW
		78	{
		79	rxvt_set_locale (savelocale);
		80	}
		81
		82	#if ENABLE_COMBINING
		83	class rxvt_composite_vec rxvt_composite;
		84
		85	text_t rxvt_composite_vec::compose (unicode_t c1, unicode_t c2)
		86	{
		87	compose_char *cc;
		88
		89	// break compose chains, as stupid readline really likes to duplicate
		90	// composing characters for some reason near the end of a line.
		91	cc = (*this)[c1];
		92	while (cc)
		93	{
		94	if (cc->c2 == c2) return c1;
		95	cc = (*this)[cc->c1];
		96	}
		97
		98	// check to see wether this combination already exists otherwise
		99	for (cc = v.end (); cc-- > v.begin (); )
		100	{
		101	if (cc->c1 == c1 && cc->c2 == c2)
		102	return COMPOSE_LO + (cc - v.begin ());
		103	}
		104
		105	// allocate a new combination
		106	if (v.size () == COMPOSE_HI - COMPOSE_LO + 1)
		107	{
		108	static int seen;
		109
		110	if (!seen++)
		111	fprintf (stderr, "too many unrepresentable composite characters, try --enable-unicode3\n");
		112
		113	return REPLACEMENT_CHAR;
		114	}
		115
		116	v.push_back (compose_char (c1, c2));
		117
		118	return v.size () - 1 + COMPOSE_LO;
		119	}
		120
		121	int rxvt_composite_vec::expand (unicode_t c, wchar_t *r)
		122	{
		123	compose_char *cc = (*this)[c];
		124
		125	if (!cc)
		126	{
		127	if (r) *r = c;
		128	return 1;
		129	}
		130
		131	int len = expand (cc->c1, r);
		132
		133	if (r) r += len;
		134
		135	if (cc->c2 != NOCHAR)
		136	{
		137	len++;
		138	if (r) *r++ = cc->c2;
		139	}
		140
53	return p;	141	return len;
54	}
55		142
56	void
57	rxvt_term::operator delete (void *p, size_t s)
58	{
59	free (p);
60	}	143	}
		144	#endif
61		145
62	rxvt_term::rxvt_term ()	146	rxvt_term::rxvt_term ()
63	: pty_ev (this, &rxvt_term::pty_cb),	147	:
		148	#if TRANSPARENT
		149	rootwin_ev (this, &rxvt_term::rootwin_cb),
		150	#endif
		151	#ifdef HAVE_SCROLLBARS
		152	scrollbar_ev (this, &rxvt_term::x_cb),
		153	#endif
64	#ifdef CURSOR_BLINK	154	#ifdef CURSOR_BLINK
		155	cursor_blink_ev (this, &rxvt_term::cursor_blink_cb),
		156	#endif
		157	#ifdef TEXT_BLINK
65	blink_ev (this, &rxvt_term::blink_cb),	158	text_blink_ev (this, &rxvt_term::text_blink_cb),
		159	#endif
		160	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		161	cont_scroll_ev (this, &rxvt_term::cont_scroll_cb),
		162	#endif
		163	#ifdef SELECTION_SCROLLING
		164	sel_scroll_ev (this, &rxvt_term::sel_scroll_cb),
		165	#endif
		166	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		167	slip_wheel_ev (this, &rxvt_term::slip_wheel_cb),
66	#endif	168	#endif
67	#ifdef POINTER_BLANK	169	#ifdef POINTER_BLANK
68	pointer_ev (this, &rxvt_term::pointer_cb),	170	pointer_ev (this, &rxvt_term::pointer_cb),
69	#endif	171	#endif
		172	#ifdef USE_XIM
		173	im_ev (this, &rxvt_term::im_cb),
		174	#endif
		175	#ifndef NO_BELL
		176	bell_ev (this, &rxvt_term::bell_cb),
		177	#endif
		178	termwin_ev (this, &rxvt_term::x_cb),
70	x_ev (this, &rxvt_term::x_cb)	179	vt_ev (this, &rxvt_term::x_cb),
		180	child_ev (this, &rxvt_term::child_cb),
		181	check_ev (this, &rxvt_term::check_cb),
		182	flush_ev (this, &rxvt_term::flush_cb),
		183	destroy_ev (this, &rxvt_term::destroy_cb),
		184	pty_ev (this, &rxvt_term::pty_cb),
		185	incr_ev (this, &rxvt_term::incr_cb)
71	{	186	{
72	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;	187	cmdbuf_ptr = cmdbuf_endp = cmdbuf_base;
		188
		189	termlist.push_back (this);
		190
		191	#ifdef KEYSYM_RESOURCE
		192	keyboard = new keyboard_manager;
		193	#endif
		194	}
		195
		196	// clean up the most important stuff, do *not* call x or free mem etc.
		197	// for use before an emergency exit
		198	void rxvt_term::emergency_cleanup ()
		199	{
		200	if (cmd_pid)
		201	kill (-cmd_pid, SIGHUP);
		202
		203	delete pty; pty = 0;
73	}	204	}
74		205
75	rxvt_term::~rxvt_term ()	206	rxvt_term::~rxvt_term ()
76	{	207	{
77	delete PixColors;	208	termlist.erase (find (termlist.begin (), termlist.end(), this));
78	}
79		209
80	/*----------------------------------------------------------------------*/	210	emergency_cleanup ();
81	/* rxvt_init() */
82	/* LIBPROTO */
83	rxvt_t
84	rxvt_init(int argc, const char *const *argv)
85	{
86	SET_R(new rxvt_term);
87	dR;
88		211
89	if (!R->init_vars () || !R->init (argc, argv))	212	#if ENABLE_STYLES
90	{	213	for (int i = RS_styleCount; --i; )
91	delete R;	214	if (fontset[i] != fontset[0])
92	return NULL;	215	delete fontset[i];
		216	#endif
		217	delete fontset[0];
		218
		219	if (display)
93	}	220	{
		221	selection_clear ();
94		222
		223	#ifdef USE_XIM
		224	im_destroy ();
		225	#endif
		226	#ifdef XTERM_SCROLLBAR
		227	if (xscrollbarGC) XFreeGC (xdisp, xscrollbarGC);
		228	if (ShadowGC) XFreeGC (xdisp, ShadowGC);
		229	#endif
		230	#ifdef PLAIN_SCROLLBAR
		231	if (pscrollbarGC) XFreeGC (xdisp, pscrollbarGC);
		232	#endif
		233	#ifdef NEXT_SCROLLBAR
		234	if (blackGC) XFreeGC (xdisp, blackGC);
		235	if (whiteGC) XFreeGC (xdisp, whiteGC);
		236	if (grayGC) XFreeGC (xdisp, grayGC);
		237	if (darkGC) XFreeGC (xdisp, darkGC);
		238	if (stippleGC) XFreeGC (xdisp, stippleGC);
		239	if (dimple) XFreePixmap (xdisp, dimple);
		240	if (upArrow) XFreePixmap (xdisp, upArrow);
		241	if (downArrow) XFreePixmap (xdisp, downArrow);
		242	if (upArrowHi) XFreePixmap (xdisp, upArrowHi);
		243	if (downArrowHi) XFreePixmap (xdisp, downArrowHi);
		244	#endif
		245	#ifdef RXVT_SCROLLBAR
		246	if (topShadowGC) XFreeGC (xdisp, topShadowGC);
		247	if (botShadowGC) XFreeGC (xdisp, botShadowGC);
		248	if (scrollbarGC) XFreeGC (xdisp, scrollbarGC);
		249	#endif
		250	if (gc) XFreeGC (xdisp, gc);
		251
		252	delete drawable;
		253	// destroy all windows
		254	if (parent[0])
		255	XDestroyWindow (xdisp, parent[0]);
		256
		257	clear ();
		258	}
		259
		260	// TODO: free pixcolours, colours should become part of rxvt_display
		261	delete pix_colors_focused;
		262	#if OFF_FOCUS_FADING
		263	delete pix_colors_unfocused;
		264	#endif
		265
		266	displays.put (display);
		267
		268	scr_release ();
		269
		270	/* clear all resources */
		271	for (int i = 0; i < allocated.size (); i++)
		272	free (allocated [i]);
		273
		274	free (selection.text);
		275	// TODO: manage env vars in child only(!)
		276	free (env_display);
		277	free (env_term);
		278	free (locale);
		279	free (v_buffer);
		280	free (incr_buf);
		281
		282	delete envv;
		283	delete argv;
		284
		285	#ifdef KEYSYM_RESOURCE
		286	delete keyboard;
		287	#endif
		288	}
		289
		290	// child has exited, usually destroys
		291	void
		292	rxvt_term::child_cb (child_watcher &w, int status)
		293	{
		294	HOOK_INVOKE ((this, HOOK_CHILD_EXIT, DT_INT, status, DT_END));
		295
		296	cmd_pid = 0;
		297
		298	if (!OPTION (Opt_hold))
		299	destroy ();
		300	}
		301
		302	void
		303	rxvt_term::destroy ()
		304	{
		305	if (destroy_ev.active)
95	return R;	306	return;
96	}
97		307
98	bool	308	HOOK_INVOKE ((this, HOOK_DESTROY, DT_END));
99	rxvt_term::init (int argc, const char *const *argv)
100	{
101	dR;//TODO (scrollbar, setidle)
102		309
103	/*	310	#if ENABLE_OVERLAY
104	* Save and then give up any super-user privileges	311	scr_overlay_off ();
105	* If we need privileges in any area then we must specifically request it.
106	* We should only need to be root in these cases:
107	* 1. write utmp entries on some systems
108	* 2. chown tty on some systems
109	*/
110	rxvt_privileges (this, SAVE);
111	rxvt_privileges (this, IGNORE);
112
113	rxvt_init_secondary (this);
114
115	const char **cmd_argv = rxvt_init_resources (this, argc, argv);
116
117	#if (MENUBAR_MAX)
118	rxvt_menubar_read (this, rs[Rs_menu]);
119	#endif	312	#endif
		313
		314	if (display)
		315	{
		316	#if USE_XIM
		317	im_ev.stop (display);
		318	#endif
120	#ifdef HAVE_SCROLLBARS	319	#if HAVE_SCROLLBARS
121	if (Options & Opt_scrollBar)	320	scrollbar_ev.stop (display);
122	scrollbar_setIdle (); /* set existence for size calculations */
123	#endif	321	#endif
124
125	rxvt_Create_Windows (this, argc, argv);
126
127	rxvt_init_xlocale (this);
128
129	rxvt_scr_reset (this); /* initialize screen */
130	#ifdef RXVT_GRAPHICS
131	rxvt_Gr_reset (this); /* reset graphics */
132	#endif
133
134	#if 0
135	#ifdef DEBUG_X
136	XSynchronize(Xdisplay, True);
137	XSetErrorHandler((XErrorHandler) abort);
138	#else
139	XSetErrorHandler((XErrorHandler) rxvt_xerror_handler);
140	#endif
141	#endif
142
143	#ifdef HAVE_SCROLLBARS
144	if (Options & Opt_scrollBar)
145	rxvt_Resize_scrollBar (this); /* create and map scrollbar */
146	#endif
147	#if (MENUBAR_MAX)
148	if (menubar_visible(r))
149	XMapWindow (Xdisplay, menuBar.win);
150	#endif
151	#ifdef TRANSPARENT	322	#if TRANSPARENT
152	if (Options & Opt_transparent)	323	rootwin_ev.stop (display);
		324	#endif
		325	incr_ev.stop ();
		326	termwin_ev.stop (display);
		327	vt_ev.stop (display);
153	{	328	}
154	XSelectInput (Xdisplay, Xroot, PropertyChangeMask);
155	rxvt_check_our_parents (this);
156	}
157	#endif
158	XMapWindow (Xdisplay, TermWin.vt);
159	XMapWindow (Xdisplay, TermWin.parent[0]);
160		329
161	rxvt_init_env (this);	330	check_ev.stop ();
162	rxvt_init_command (this, cmd_argv);	331	pty_ev.stop ();
163		332	#ifdef CURSOR_BLINK
164	x_ev.start (Xfd, EVENT_READ);	333	cursor_blink_ev.stop ();
165	pty_ev.start (cmd_fd, EVENT_READ);
166
167	return true;
168	}
169
170	/* ------------------------------------------------------------------------- *
171	* SIGNAL HANDLING & EXIT HANDLER *
172	* ------------------------------------------------------------------------- */
173	/*
174	* Catch a SIGCHLD signal and exit if the direct child has died
175	*/
176	/* ARGSUSED */
177	/* EXTPROTO */
178	RETSIGTYPE
179	rxvt_Child_signal(int sig __attribute__ ((unused)))
180	{
181	dR;
182	int pid, save_errno = errno;
183
184	do {
185	errno = 0;
186	} while ((pid = waitpid(-1, NULL, WNOHANG)) == -1 && errno == EINTR);
187
188	if (pid == R->cmd_pid)
189	exit(EXIT_SUCCESS);
190
191	errno = save_errno;
192	signal(SIGCHLD, rxvt_Child_signal);
193	}
194
195	/*
196	* Catch a fatal signal and tidy up before quitting
197	*/
198	/* EXTPROTO */
199	RETSIGTYPE
200	rxvt_Exit_signal(int sig)
201	{
202	signal(sig, SIG_DFL);
203	#ifdef DEBUG_CMD
204	rxvt_print_error("signal %d", sig);
205	#endif	334	#endif
206	rxvt_clean_exit();	335	#ifdef TEXT_BLINK
207	kill(getpid(), sig);	336	text_blink_ev.stop ();
208	}	337	#endif
		338	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		339	cont_scroll_ev.stop ();
		340	#endif
		341	#ifdef SELECTION_SCROLLING
		342	sel_scroll_ev.stop ();
		343	#endif
		344	#ifdef POINTER_BLANK
		345	pointer_ev.stop ();
		346	#endif
209		347
210	/* ARGSUSED */	348	destroy_ev.start (0);
211	/* INTPROTO */	349	}
212	int
213	rxvt_xerror_handler(const Display * display
214	__attribute__ ((unused)), const XErrorEvent * event)
215	{
216	dR;
217		350
218	if (R->allowedxerror == -1) {	351	void
219	R->allowedxerror = event->error_code;	352	rxvt_term::destroy_cb (time_watcher &w)
220	return 0; /* ignored anyway */	353	{
221	}	354	make_current ();
222	rxvt_print_error("XError: Request: %d . %d, Error: %d",	355
223	event->request_code, event->minor_code,	356	delete this;
224	event->error_code);
225	/* XXX: probably should call rxvt_clean_exit() bypassing X routines */
226	exit(EXIT_FAILURE);
227	/* NOTREACHED */
228	}	357	}
229		358
230	/*----------------------------------------------------------------------*/	359	/*----------------------------------------------------------------------*/
231	/*	360	/*
232	* Exit gracefully, clearing the utmp entry and restoring tty attributes	361	* Exit gracefully, clearing the utmp entry and restoring tty attributes
233	* TODO: if debugging, this should free up any known resources if we can	362	* TODO: if debugging, this should free up any known resources if we can
234	*/	363	*/
235	/* EXTPROTO */	364	static XErrorHandler old_xerror_handler;
236	void
237	rxvt_clean_exit(void)
238	{
239	dR;
240		365
241	#ifdef DEBUG_SCREEN	366	static void
242	rxvt_scr_release(aR);	367	rxvt_emergency_cleanup ()
		368	{
		369	for (rxvt_term **t = rxvt_term::termlist.begin (); t < rxvt_term::termlist.end (); t++)
		370	(*t)->emergency_cleanup ();
		371	}
		372
		373	#if !ENABLE_MINIMAL
		374	static void
		375	print_x_error (Display *dpy, XErrorEvent *event)
		376	{
		377	char buffer[BUFSIZ];
		378	char mesg[BUFSIZ];
		379	char number[32];
		380	char *mtype = "XlibMessage";
		381	XGetErrorText(dpy, event->error_code, buffer, BUFSIZ);
		382	XGetErrorDatabaseText(dpy, mtype, "XError", "X Error", mesg, BUFSIZ);
		383	rxvt_warn ("An X Error occured, trying to continue after report.\n");
		384	rxvt_warn ("%s: %s\n", mesg, buffer);
		385	XGetErrorDatabaseText(dpy, mtype, "MajorCode", "Request Major code %d", mesg, BUFSIZ);
		386	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->request_code);
		387	sprintf(number, "%d", event->request_code);
		388	XGetErrorDatabaseText(dpy, "XRequest", number, "", buffer, BUFSIZ);
		389	rxvt_warn ("(which is %s)\n", buffer);
		390	if (event->request_code >= 128) {
		391	XGetErrorDatabaseText(dpy, mtype, "MinorCode", "Request Minor code %d",
		392	mesg, BUFSIZ);
		393	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->minor_code);
		394	}
		395	if ((event->error_code == BadWindow) ||
		396	(event->error_code == BadPixmap) ||
		397	(event->error_code == BadCursor) ||
		398	(event->error_code == BadFont) ||
		399	(event->error_code == BadDrawable) ||
		400	(event->error_code == BadColor) ||
		401	(event->error_code == BadGC) ||
		402	(event->error_code == BadIDChoice) ||
		403	(event->error_code == BadValue) ||
		404	(event->error_code == BadAtom)) {
		405	if (event->error_code == BadValue)
		406	XGetErrorDatabaseText(dpy, mtype, "Value", "Value 0x%x",
		407	mesg, BUFSIZ);
		408	else if (event->error_code == BadAtom)
		409	XGetErrorDatabaseText(dpy, mtype, "AtomID", "AtomID 0x%x",
		410	mesg, BUFSIZ);
		411	else
		412	XGetErrorDatabaseText(dpy, mtype, "ResourceID", "ResourceID 0x%x",
		413	mesg, BUFSIZ);
		414	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->resourceid);
		415	}
		416	XGetErrorDatabaseText(dpy, mtype, "ErrorSerial", "Error Serial #%d",
		417	mesg, BUFSIZ);
		418	rxvt_warn (strncat (mesg, "\n", BUFSIZ), event->serial);
		419	}
243	#endif	420	#endif
244	#ifndef NO_SETOWNER_TTYDEV	421
245	rxvt_privileged_ttydev(aR_ RESTORE);	422	int
246	#endif	423	rxvt_xerror_handler (Display *display, XErrorEvent *event)
247	#ifdef UTMP_SUPPORT	424	{
248	rxvt_privileged_utmp(aR_ RESTORE);	425	if (GET_R->allowedxerror == -1)
249	#endif	426	GET_R->allowedxerror = event->error_code;
250	#ifdef USE_XIM	427	else
251	if (R->Input_Context != NULL) {
252	XDestroyIC(R->Input_Context);
253	R->Input_Context = NULL;
254	}	428	{
		429	// GET_R is most likely not the terminal which caused the error,
		430	// so just output the error and continue
		431	#if ENABLE_MINIMAL
		432	old_xerror_handler (display, event);
		433	#else
		434	print_x_error (display, event);
255	#endif	435	#endif
		436	}
		437
		438	return 0;
		439	}
		440
		441	int
		442	rxvt_xioerror_handler (Display *display)
		443	{
		444	rxvt_warn ("X connection to '%s' broken, unable to recover, exiting.\n",
		445	DisplayString (display));
		446	rxvt_emergency_cleanup ();
		447	_exit (EXIT_FAILURE);
		448	}
		449
		450	/*----------------------------------------------------------------------*/
		451	bool
		452	rxvt_term::init (int argc, const char *const *argv, stringvec *envv)
		453	{
		454	this->envv = envv;
		455
		456	SET_R (this);
		457	set_locale ("");
		458	set_environ (envv); // few things in X do not call setlocale :(
		459
		460	if (!init_vars ())
		461	return false;
		462
		463	init_secondary ();
		464
		465	const char **cmd_argv = init_resources (argc, argv);
		466
		467	#ifdef KEYSYM_RESOURCE
		468	keyboard->register_done ();
		469	#endif
		470
		471	#ifdef HAVE_SCROLLBARS
		472	if (OPTION (Opt_scrollBar))
		473	scrollBar.setIdle (); /* set existence for size calculations */
		474	#endif
		475
		476	pty = ptytty::create ();
		477
		478	create_windows (argc, argv);
		479
		480	init_xlocale ();
		481
		482	scr_reset (); // initialize screen
		483
		484	#if 0
		485	XSynchronize (xdisp, True);
		486	#endif
		487
		488	#ifdef HAVE_SCROLLBARS
		489	if (OPTION (Opt_scrollBar))
		490	resize_scrollbar (); /* create and map scrollbar */
		491	#endif
		492	#ifdef TRANSPARENT
		493	if (OPTION (Opt_transparent))
		494	{
		495	XSelectInput (xdisp, display->root, PropertyChangeMask);
		496	check_our_parents ();
		497	rootwin_ev.start (display, display->root);
		498	}
		499	#endif
		500
		501	set_colorfgbg ();
		502
		503	init_command (cmd_argv);
		504
		505	free (cmd_argv);
		506
		507	if (pty->pty >= 0)
		508	pty_ev.start (pty->pty, EVENT_READ);
		509
		510	check_ev.start ();
		511
		512	HOOK_INVOKE ((this, HOOK_START, DT_END));
		513
		514	#if ENABLE_XEMBED
		515	if (rs[Rs_embed])
		516	{
		517	long info[2] = { 0, XEMBED_MAPPED };
		518
		519	XChangeProperty (xdisp, parent[0], xa[XA_XEMBED_INFO], xa[XA_XEMBED_INFO],
		520	32, PropModeReplace, (unsigned char *)&info, 2);
		521	}
		522	#endif
		523
		524	XMapWindow (xdisp, vt);
		525	XMapWindow (xdisp, parent[0]);
		526
		527	return true;
		528	}
		529
		530	static struct sig_handlers
		531	{
		532	sig_watcher sw_term, sw_int;
		533
		534	/*
		535	* Catch a fatal signal and tidy up before quitting
		536	*/
		537	void
		538	sig_term (sig_watcher &w)
		539	{
		540	rxvt_emergency_cleanup ();
		541	signal (w.signum, SIG_DFL);
		542	kill (getpid (), w.signum);
		543	}
		544
		545	sig_handlers ()
		546	: sw_term (this, &sig_handlers::sig_term),
		547	sw_int (this, &sig_handlers::sig_term)
		548	{
		549	}
		550	} sig_handlers;
		551
		552	char **rxvt_environ; // startup environment
		553
		554	void
		555	rxvt_init ()
		556	{
		557	ptytty::init ();
		558
		559	rxvt_environ = environ;
		560
		561	signal (SIGHUP, SIG_IGN);
		562	signal (SIGPIPE, SIG_IGN);
		563
		564	sig_handlers.sw_term.start (SIGTERM);
		565	sig_handlers.sw_int.start (SIGINT);
		566
		567	/* need to trap SIGURG for SVR4 (Unixware) rlogin */
		568	/* signal (SIGURG, SIG_DFL); */
		569
		570	old_xerror_handler = XSetErrorHandler ((XErrorHandler) rxvt_xerror_handler);
		571	// TODO: handle this with exceptions and tolerate the memory loss
		572	XSetIOErrorHandler (rxvt_xioerror_handler);
		573
		574	XrmInitialize ();
256	}	575	}
257		576
258	/* ------------------------------------------------------------------------- *	577	/* ------------------------------------------------------------------------- *
259	* MEMORY ALLOCATION WRAPPERS *	578	* MEMORY ALLOCATION WRAPPERS *
260	* ------------------------------------------------------------------------- */	579	* ------------------------------------------------------------------------- */
261	/* EXTPROTO */	580	void *
262	void *
263	rxvt_malloc(size_t size)	581	rxvt_malloc (size_t size)
264	{	582	{
265	void *p;
266
267	p = malloc(size);	583	void *p = malloc (size);
		584
268	if (p)	585	if (!p)
		586	rxvt_fatal ("memory allocation failure. aborting.\n");
		587
269	return p;	588	return p;
270
271	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
272	rxvt_clean_exit();
273	exit(EXIT_FAILURE);
274	/* NOTREACHED */
275	}	589	}
276		590
277	/* EXTPROTO */	591	void *
278	void *
279	rxvt_calloc(size_t number, size_t size)	592	rxvt_calloc (size_t number, size_t size)
280	{	593	{
281	void *p;
282
283	p = calloc(number, size);	594	void *p = calloc (number, size);
		595
284	if (p)	596	if (!p)
		597	rxvt_fatal ("memory allocation failure. aborting.\n");
		598
285	return p;	599	return p;
286
287	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
288	rxvt_clean_exit();
289	exit(EXIT_FAILURE);
290	/* NOTREACHED */
291	}	600	}
292		601
293	/* EXTPROTO */	602	void *
294	void *
295	rxvt_realloc(void *ptr, size_t size)	603	rxvt_realloc (void *ptr, size_t size)
296	{	604	{
297	void *p;
298
299	if (ptr)
300	p = realloc(ptr, size);	605	void *p = realloc (ptr, size);
301	else	606
302	p = malloc(size);
303	if (p)	607	if (!p)
		608	rxvt_fatal ("memory allocation failure. aborting.\n");
		609
304	return p;	610	return p;
305
306	fprintf(stderr, APL_NAME ": memory allocation failure. Aborting");
307	rxvt_clean_exit();
308	exit(EXIT_FAILURE);
309	/* NOTREACHED */
310	}	611	}
311
312	/* ------------------------------------------------------------------------- *
313	* PRIVILEGED OPERATIONS *
314	* ------------------------------------------------------------------------- */
315	/* take care of suid/sgid super-user (root) privileges */
316	/* INTPROTO */
317	void
318	rxvt_privileges(pR_ int mode)
319	{
320	#if ! defined(__CYGWIN32__)
321	# if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
322	/* setreuid() is the poor man's setuid(), seteuid() */
323	# define seteuid(a) setreuid(-1, (a))
324	# define setegid(a) setregid(-1, (a))
325	# define HAVE_SETEUID
326	# endif
327	# ifdef HAVE_SETEUID
328	switch (mode) {
329	case IGNORE:
330	/*
331	* change effective uid/gid - not real uid/gid - so we can switch
332	* back to root later, as required
333	*/
334	seteuid(getuid());
335	setegid(getgid());
336	break;
337	case SAVE:
338	R->euid = geteuid();
339	R->egid = getegid();
340	break;
341	case RESTORE:
342	seteuid(R->euid);
343	setegid(R->egid);
344	break;
345	}
346	# else
347	switch (mode) {
348	case IGNORE:
349	setuid(getuid());
350	setgid(getgid());
351	/* FALLTHROUGH */
352	case SAVE:
353	/* FALLTHROUGH */
354	case RESTORE:
355	break;
356	}
357	# endif
358	#endif
359	}
360
361	#ifdef UTMP_SUPPORT
362	/* EXTPROTO */
363	void
364	rxvt_privileged_utmp(pR_ char action)
365	{
366	D_MAIN((stderr, "rxvt_privileged_utmp(%c); waiting for: %c (pid: %d)",
367	action, R->next_utmp_action, getpid()));
368	if (R->next_utmp_action != action || (action != SAVE && action != RESTORE)
369	|| (R->Options & Opt_utmpInhibit)
370	|| R->ttydev == NULL || *R->ttydev == '\0')
371	return;
372
373	rxvt_privileges(aR_ RESTORE);
374	if (action == SAVE) {
375	R->next_utmp_action = RESTORE;
376	rxvt_makeutent(aR_ R->ttydev, R->rs[Rs_display_name]);
377	} else { /* action == RESTORE */
378	R->next_utmp_action = IGNORE;
379	rxvt_cleanutent(aR);
380	}
381	rxvt_privileges(aR_ IGNORE);
382	}
383	#endif
384
385	#ifndef NO_SETOWNER_TTYDEV
386	/* EXTPROTO */
387	void
388	rxvt_privileged_ttydev(pR_ char action)
389	{
390	D_MAIN((stderr,
391	"rxvt_privileged_ttydev(aR_ %c); waiting for: %c (pid: %d)",
392	action, R->next_tty_action, getpid()));
393	if (R->next_tty_action != action || (action != SAVE && action != RESTORE)
394	|| R->ttydev == NULL || *R->ttydev == '\0')
395	return;
396
397	rxvt_privileges(aR_ RESTORE);
398
399	if (action == SAVE) {
400	R->next_tty_action = RESTORE;
401	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
402	/* store original tty status for restoration rxvt_clean_exit() -- rgg 04/12/95 */
403	if (lstat(R->ttydev, &R->ttyfd_stat) < 0) /* you lose out */
404	R->next_tty_action = IGNORE;
405	else
406	# endif
407	{
408	chown(R->ttydev, getuid(), R->ttygid); /* fail silently */
409	chmod(R->ttydev, R->ttymode);
410	# ifdef HAVE_REVOKE
411	revoke(R->ttydev);
412	# endif
413	}
414	} else { /* action == RESTORE */
415	R->next_tty_action = IGNORE;
416	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
417	chmod(R->ttydev, R->ttyfd_stat.st_mode);
418	chown(R->ttydev, R->ttyfd_stat.st_uid, R->ttyfd_stat.st_gid);
419	# else
420	chmod(R->ttydev,
421	(S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH));
422	chown(R->ttydev, 0, 0);
423	# endif
424	}
425
426	rxvt_privileges(aR_ IGNORE);
427
428	# ifndef RESET_TTY_TO_COMMON_DEFAULTS
429	D_MAIN((stderr, "%s \"%s\": mode %03o, uid %d, gid %d",
430	action == RESTORE ? "Restoring" : (action ==
431	SAVE ? "Saving" :
432	"UNKNOWN ERROR for"), R->ttydev,
433	R->ttyfd_stat.st_mode, R->ttyfd_stat.st_uid,
434	R->ttyfd_stat.st_gid));
435	# endif
436	}
437	#endif
438		612
439	/*----------------------------------------------------------------------*/	613	/*----------------------------------------------------------------------*/
440	/*	614	/*
441	* window size/position calculcations for XSizeHint and other storage.	615	* window size/position calculcations for XSizeHint and other storage.
442	* if width/height are non-zero then override calculated width/height	616	* if width/height are non-zero then override calculated width/height
443	*/	617	*/
444	/* EXTPROTO */
445	void	618	void
446	rxvt_window_calc(pR_ unsigned int width, unsigned int height)	619	rxvt_term::window_calc (unsigned int newwidth, unsigned int newheight)
447	{	620	{
448	short recalc_x, recalc_y;	621	short recalc_x, recalc_y;
449	int x, y, sb_w, mb_h, flags;	622	int x, y, sb_w, flags;
450	unsigned int w, h;	623	unsigned int w, h;
451	unsigned int max_width, max_height;	624	unsigned int max_width, max_height;
452		625
453	D_SIZE((stderr, "< Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
454	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
455	R->szHint.height));
456	R->szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;	626	szHint.flags = PMinSize | PResizeInc | PBaseSize | PWinGravity;
457	R->szHint.win_gravity = NorthWestGravity;	627	szHint.win_gravity = NorthWestGravity;
458	/* R->szHint.min_aspect.x = R->szHint.min_aspect.y = 1; */	628	/* szHint.min_aspect.x = szHint.min_aspect.y = 1; */
459		629
460	recalc_x = recalc_y = 0;	630	recalc_x = recalc_y = 0;
461	flags = 0;	631	flags = 0;
		632
462	if (!R->parsed_geometry) {	633	if (!parsed_geometry)
		634	{
463	R->parsed_geometry = 1;	635	parsed_geometry = 1;
		636
464	if (R->rs[Rs_geometry])	637	if (rs[Rs_geometry])
465	flags = XParseGeometry(R->rs[Rs_geometry], &x, &y, &w, &h);	638	flags = XParseGeometry (rs[Rs_geometry], &x, &y, &w, &h);
		639
466	if (flags & WidthValue) {	640	if (flags & WidthValue)
467	R->TermWin.ncol = BOUND_POSITIVE_INT16(w);	641	{
		642	ncol = clamp (w, 0, std::numeric_limits<int16_t>::max ());
468	R->szHint.flags |= USSize;	643	szHint.flags |= USSize;
469	}	644	}
		645
470	if (flags & HeightValue) {	646	if (flags & HeightValue)
471	R->TermWin.nrow = BOUND_POSITIVE_INT16(h);	647	{
		648	nrow = clamp (h, 0, std::numeric_limits<int16_t>::max ());
472	R->szHint.flags |= USSize;	649	szHint.flags |= USSize;
473	}	650	}
		651
474	if (flags & XValue) {	652	if (flags & XValue)
		653	{
475	R->szHint.x = x;	654	szHint.x = x;
476	R->szHint.flags |= USPosition;	655	szHint.flags |= USPosition;
		656
477	if (flags & XNegative) {	657	if (flags & XNegative)
		658	{
478	recalc_x = 1;	659	recalc_x = 1;
479	R->szHint.win_gravity = NorthEastGravity;	660	szHint.win_gravity = NorthEastGravity;
480	}	661	}
481	}	662	}
		663
482	if (flags & YValue) {	664	if (flags & YValue)
		665	{
483	R->szHint.y = y;	666	szHint.y = y;
484	R->szHint.flags |= USPosition;	667	szHint.flags |= USPosition;
		668
485	if (flags & YNegative) {	669	if (flags & YNegative)
		670	{
486	recalc_y = 1;	671	recalc_y = 1;
		672
487	if (R->szHint.win_gravity == NorthEastGravity)	673	if (szHint.win_gravity == NorthEastGravity)
488	R->szHint.win_gravity = SouthEastGravity;	674	szHint.win_gravity = SouthEastGravity;
489	else	675	else
490	R->szHint.win_gravity = SouthWestGravity;	676	szHint.win_gravity = SouthWestGravity;
491	}	677	}
492	}	678	}
493	}	679	}
		680
494	/* TODO: BOUNDS */	681	/* TODO: BOUNDS */
495	R->TermWin.width = R->TermWin.ncol * R->TermWin.fwidth;	682	width = ncol * fwidth;
496	R->TermWin.height = R->TermWin.nrow * R->TermWin.fheight;	683	height = nrow * fheight;
497	max_width = MAX_COLS * R->TermWin.fwidth;	684	max_width = MAX_COLS * fwidth;
498	max_height = MAX_ROWS * R->TermWin.fheight;	685	max_height = MAX_ROWS * fheight;
499		686
500	R->szHint.base_width = R->szHint.base_height = 2 * R->TermWin.int_bwidth;	687	szHint.base_width = szHint.base_height = 2 * int_bwidth;
501		688
502	sb_w = mb_h = 0;	689	sb_w = 0;
503	R->window_vt_x = R->window_vt_y = 0;	690	window_vt_x = window_vt_y = int_bwidth;
504	if (scrollbar_visible(R)) {	691
		692	if (scrollBar.state)
		693	{
505	sb_w = scrollbar_TotalWidth();	694	sb_w = scrollbar_TotalWidth ();
506	R->szHint.base_width += sb_w;	695	szHint.base_width += sb_w;
507	if (!(R->Options & Opt_scrollBar_right))	696	if (!OPTION (Opt_scrollBar_right))
508	R->window_vt_x = sb_w;	697	window_vt_x += sb_w;
509	}	698	}
510	if (menubar_visible(R)) {	699
511	mb_h = menuBar_TotalHeight();
512	R->szHint.base_height += mb_h;
513	R->window_vt_y = mb_h;
514	}
515	R->szHint.width_inc = R->TermWin.fwidth;	700	szHint.width_inc = fwidth;
516	R->szHint.height_inc = R->TermWin.fheight;	701	szHint.height_inc = fheight;
517	R->szHint.min_width = R->szHint.base_width + R->szHint.width_inc;	702	szHint.min_width = szHint.base_width + szHint.width_inc;
518	R->szHint.min_height = R->szHint.base_height + R->szHint.height_inc;	703	szHint.min_height = szHint.base_height + szHint.height_inc;
519		704
520	if (width && width - R->szHint.base_width < max_width) {	705	if (newwidth && newwidth - szHint.base_width < max_width)
		706	{
521	R->szHint.width = width;	707	szHint.width = newwidth;
522	R->TermWin.width = width - R->szHint.base_width;	708	width = newwidth - szHint.base_width;
523	} else {	709	}
524	MIN_IT(R->TermWin.width, max_width);	710	else
		711	{
		712	min_it (width, max_width);
525	R->szHint.width = R->szHint.base_width + R->TermWin.width;	713	szHint.width = szHint.base_width + width;
526	}	714	}
		715
527	if (height && height - R->szHint.base_height < max_height) {	716	if (newheight && newheight - szHint.base_height < max_height)
		717	{
528	R->szHint.height = height;	718	szHint.height = newheight;
529	R->TermWin.height = height - R->szHint.base_height;	719	height = newheight - szHint.base_height;
530	} else {	720	}
531	MIN_IT(R->TermWin.height, max_height);	721	else
		722	{
		723	min_it (height, max_height);
532	R->szHint.height = R->szHint.base_height + R->TermWin.height;	724	szHint.height = szHint.base_height + height;
533	}	725	}
534	if (scrollbar_visible(R) && (R->Options & Opt_scrollBar_right))	726
		727	if (scrollBar.state && OPTION (Opt_scrollBar_right))
535	R->window_sb_x = R->szHint.width - sb_w;	728	window_sb_x = szHint.width - sb_w;
536		729
537	if (recalc_x)	730	if (recalc_x)
538	R->szHint.x += (DisplayWidth(R->Xdisplay, Xscreen)	731	szHint.x += DisplayWidth (xdisp, display->screen) - szHint.width - 2 * ext_bwidth;
539	- R->szHint.width - 2 * R->TermWin.ext_bwidth);	732
540	if (recalc_y)	733	if (recalc_y)
541	R->szHint.y += (DisplayHeight(R->Xdisplay, Xscreen)	734	szHint.y += DisplayHeight (xdisp, display->screen) - szHint.height - 2 * ext_bwidth;
542	- R->szHint.height - 2 * R->TermWin.ext_bwidth);
543		735
544	R->TermWin.ncol = R->TermWin.width / R->TermWin.fwidth;	736	ncol = width / fwidth;
545	R->TermWin.nrow = R->TermWin.height / R->TermWin.fheight;	737	nrow = height / fheight;
546	D_SIZE((stderr, "> Cols/Rows: %3d x %3d ; Width/Height: %4d x %4d",
547	R->TermWin.ncol, R->TermWin.nrow, R->szHint.width,
548	R->szHint.height));
549	return;
550	}	738	}
551		739
552	/*----------------------------------------------------------------------*/	740	/*----------------------------------------------------------------------*/
553	/*	741	/*
554	* Tell the teletype handler what size the window is.	742	* Tell the teletype handler what size the window is.
555	* Called after a window size change.	743	* Called after a window size change.
556	*/	744	*/
557	/* EXTPROTO */
558	void	745	void
559	rxvt_tt_winsize(int fd, unsigned short col, unsigned short row, int pid)	746	rxvt_term::tt_winch ()
560	{	747	{
		748	if (pty->pty < 0)
		749	return;
		750
561	struct winsize ws;	751	struct winsize ws;
562		752
563	if (fd < 0)
564	return;
565	ws.ws_col = col;	753	ws.ws_col = ncol;
566	ws.ws_row = row;	754	ws.ws_row = nrow;
567	ws.ws_xpixel = ws.ws_ypixel = 0;	755	ws.ws_xpixel = width;
568	#ifndef DEBUG_SIZE	756	ws.ws_ypixel = height;
569	(void)ioctl(fd, TIOCSWINSZ, &ws);	757	(void)ioctl (pty->pty, TIOCSWINSZ, &ws);
570	#else	758
571	if (ioctl(fd, TIOCSWINSZ, &ws) < 0) {	759	#if 0
572	D_SIZE((stderr, "Failed to send TIOCSWINSZ to fd %d", fd));	760	// TIOCSWINSZ⎈ is supposed to do this automatically and correctly
573	}
574	# ifdef SIGWINCH
575	else if (pid) /* force through to the command */	761	if (cmd_pid) /* force through to the command */
576	kill(pid, SIGWINCH);	762	kill (-cmd_pid, SIGWINCH);
577	# endif
578	#endif	763	#endif
579	}	764	}
580		765
581	/*----------------------------------------------------------------------*/	766	/*----------------------------------------------------------------------*/
582	/* rxvt_change_font() - Switch to a new font */	767	/* set_fonts () - load and set the various fonts
583	/*	768	*
584	* init = 1 - initialize	769	* init = 1 - initialize
585	*	770	*
586	* fontname == FONT_UP - switch to bigger font	771	* fontname == FONT_UP - switch to bigger font
587	* fontname == FONT_DN - switch to smaller font	772	* fontname == FONT_DN - switch to smaller font
588	*/	773	*/
589	/* EXTPROTO */	774	bool
590	void	775	rxvt_term::set_fonts ()
591	rxvt_change_font(pR_ int init, const char *fontname)
592	{	776	{
593	}	777	rxvt_fontset *fs = new rxvt_fontset (this);
		778	rxvt_fontprop prop;
594		779
595	/* INTPROTO */	780	if (!fs
596	void	781	|| !fs->populate (rs[Rs_font] ? rs[Rs_font] : "fixed")
597	rxvt_font_up_down(pR_ int n, int direction)	782	|| !fs->realize_font (1))
		783	{
		784	delete fs;
		785	return false;
		786	}
		787
		788	#if ENABLE_STYLES
		789	for (int i = RS_styleCount; --i; )
		790	if (fontset[i] != fontset[0])
		791	delete fontset[i];
		792	#endif
		793
		794	delete fontset[0];
		795	fontset[0] = fs;
		796
		797	prop = (*fs)[1]->properties ();
		798	prop.height += lineSpace;
		799	fs->set_prop (prop);
		800
		801	fwidth = prop.width;
		802	fheight = prop.height;
		803	fbase = prop.ascent;
		804
		805	for (int style = 1; style < 4; style++)
		806	{
		807	#if ENABLE_STYLES
		808	const char *res = rs[Rs_font + style];
		809
		810	if (res && !*res)
		811	fontset[style] = fontset[0];
		812	else
		813	{
		814	fontset[style] = fs = new rxvt_fontset (this);
		815	rxvt_fontprop prop2 = prop;
		816
		817	if (res)
		818	prop2.weight = prop2.slant = rxvt_fontprop::unset;
		819	else
		820	{
		821	res = fontset[0]->fontdesc;
		822
		823	if (SET_STYLE (0, style) & RS_Bold) prop2.weight = rxvt_fontprop::bold;
		824	if (SET_STYLE (0, style) & RS_Italic) prop2.slant = rxvt_fontprop::italic;
		825	}
		826
		827	fs->populate (res);
		828	fs->set_prop (prop2);
		829	}
		830	#else
		831	fontset[style] = fontset[0];
		832	#endif
		833	}
		834
		835	if (parent[0])
		836	{
		837	resize_all_windows (0, 0, 0);
		838	scr_remap_chars ();
		839	scr_touch (true);
		840	}
		841
		842	return true;
		843	}
		844
		845	void rxvt_term::set_string_property (Atom prop, const char *str, int len)
598	{	846	{
		847	XChangeProperty (xdisp, parent[0],
		848	prop, XA_STRING, 8, PropModeReplace,
		849	(const unsigned char *)str, len >= 0 ? len : strlen (str));
		850	}
		851
		852	void rxvt_term::set_utf8_property (Atom prop, const char *str, int len)
		853	{
		854	wchar_t *ws = rxvt_mbstowcs (str, len);
		855	char *s = rxvt_wcstoutf8 (ws);
		856
		857	XChangeProperty (xdisp, parent[0],
		858	prop, xa[XA_UTF8_STRING], 8, PropModeReplace,
		859	(const unsigned char *)s, strlen (s));
		860
		861	free (s);
		862	free (ws);
599	}	863	}
600		864
601	/*----------------------------------------------------------------------*/	865	/*----------------------------------------------------------------------*/
602	/*----------------------------------------------------------------------*/	866	/*----------------------------------------------------------------------*/
603	/* xterm sequences - title, iconName, color (exptl) */	867	/* xterm sequences - title, iconName, color (exptl) */
604	/* EXTPROTO */
605	void	868	void
606	rxvt_set_title(pR_ const char *str)	869	rxvt_term::set_title (const char *str)
607	{	870	{
608	#ifndef SMART_WINDOW_TITLE	871	set_string_property (XA_WM_NAME, str);
609	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);	872	#if ENABLE_EWMH
		873	set_utf8_property (xa[XA_NET_WM_NAME], str);
		874	#endif
		875	}
		876
		877	void
		878	rxvt_term::set_icon_name (const char *str)
		879	{
		880	set_string_property (XA_WM_ICON_NAME, str);
		881	#if ENABLE_EWMH
		882	set_utf8_property (xa[XA_NET_WM_ICON_NAME], str);
		883	#endif
		884	}
		885
		886	#ifdef XTERM_COLOR_CHANGE
		887	void
		888	rxvt_term::set_window_color (int idx, const char *color)
		889	{
		890	rxvt_color xcol;
		891	int i;
		892
		893	if (color == NULL || *color == '\0')
		894	return;
		895
		896	/* handle color aliases */
		897	if (isdigit (*color))
		898	{
		899	i = atoi (color);
		900
		901	if (i >= 8 && i <= 15)
		902	{ /* bright colors */
		903	i -= 8;
		904	pix_colors_focused[idx] = pix_colors_focused[minBrightCOLOR + i];
		905	SET_PIXCOLOR (idx);
		906	goto done;
		907	}
		908
		909	if (i >= 0 && i <= 7)
		910	{ /* normal colors */
		911	pix_colors_focused[idx] = pix_colors_focused[minCOLOR + i];
		912	SET_PIXCOLOR (idx);
		913	goto done;
		914	}
		915	}
		916
		917	if (!set_color (xcol, color))
		918	return;
		919
		920	/* XStoreColor (xdisp, display->cmap, XColor*); */
		921
		922	/*
		923	* FIXME: should free colors here, but no idea how to do it so instead,
		924	* so just keep gobbling up the colormap
		925	*/
		926	# if 0
		927	for (i = Color_Black; i <= Color_White; i++)
		928	if (pix_colors[idx] == pix_colors[i])
		929	break;
		930	if (i > Color_White)
		931	{
		932	/* fprintf (stderr, "XFreeColors: pix_colors [%d] = %lu\n", idx, pix_colors [idx]); */
		933	XFreeColors (xdisp, display->cmap, (pix_colors + idx), 1,
		934	DisplayPlanes (xdisp, display->screen));
		935	}
		936	# endif
		937
		938	pix_colors_focused[idx] = xcol;
		939	SET_PIXCOLOR (idx);
		940
		941	/* XSetWindowAttributes attr; */
		942	/* Cursor cursor; */
		943	done:
		944
		945	#if OFF_FOCUS_FADING
		946	if (rs[Rs_fade])
		947	pix_colors_unfocused[idx] = pix_colors_focused[idx].fade (this, atoi (rs[Rs_fade]), pix_colors[Color_fade]);
		948	#endif
		949
		950	/*TODO: handle Color_BD, scrollbar background, etc. */
		951
		952	recolour_cursor ();
		953	scr_recolour ();
		954	}
		955
610	#else	956	#else
611	char *name;
612
613	if (XFetchName(R->Xdisplay, R->TermWin.parent[0], &name) == 0)
614	name = NULL;
615	if (name == NULL || STRCMP(name, str))
616	XStoreName(R->Xdisplay, R->TermWin.parent[0], str);
617	if (name)
618	XFree(name);
619	#endif
620	}
621
622	/* EXTPROTO */
623	void
624	rxvt_set_iconName(pR_ const char *str)
625	{
626	#ifndef SMART_WINDOW_TITLE
627	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
628	#else
629	char *name;
630
631	if (XGetIconName(R->Xdisplay, R->TermWin.parent[0], &name))
632	name = NULL;
633	if (name == NULL || STRCMP(name, str))
634	XSetIconName(R->Xdisplay, R->TermWin.parent[0], str);
635	if (name)
636	XFree(name);
637	#endif
638	}
639
640	#ifdef XTERM_COLOR_CHANGE
641	/* EXTPROTO */
642	void
643	rxvt_set_window_color(pR_ int idx, const char *color)
644	{
645	rxvt_color xcol;
646	int i;
647
648	if (color == NULL || *color == '\0')
649	return;
650
651	/* handle color aliases */
652	if (isdigit(*color)) {
653	i = atoi(color);
654	if (i >= 8 && i <= 15) { /* bright colors */
655	i -= 8;
656	# ifndef NO_BRIGHTCOLOR
657	R->PixColors[idx] = R->PixColors[minBrightCOLOR + i];
658	SET_PIXCOLOR(R, idx);
659	goto Done;
660	# endif
661	}
662	if (i >= 0 && i <= 7) { /* normal colors */
663	R->PixColors[idx] = R->PixColors[minCOLOR + i];
664	SET_PIXCOLOR(R, idx);
665	goto Done;
666	}
667	}
668	if (!rxvt_rXParseAllocColor(aR_ & xcol, color))
669	return;
670	/* XStoreColor (R->Xdisplay, XCMAP, XColor*); */
671
672	/*
673	* FIXME: should free colors here, but no idea how to do it so instead,
674	* so just keep gobbling up the colormap
675	*/
676	# if 0
677	for (i = Color_Black; i <= Color_White; i++)
678	if (R->PixColors[idx] == R->PixColors[i])
679	break;
680	if (i > Color_White) {
681	/* fprintf (stderr, "XFreeColors: R->PixColors [%d] = %lu\n", idx, R->PixColors [idx]); */
682	XFreeColors(R->Xdisplay, XCMAP, (R->PixColors + idx), 1,
683	DisplayPlanes(R->Xdisplay, Xscreen));
684	}
685	# endif
686
687	R->PixColors[idx] = xcol;
688	SET_PIXCOLOR(R, idx);
689
690	/* XSetWindowAttributes attr; */
691	/* Cursor cursor; */
692	Done:
693	if (idx == Color_bg && !(R->Options & Opt_transparent))
694	XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
695	R->PixColors[Color_bg]);
696
697	/* handle Color_BD, scrollbar background, etc. */
698
699	rxvt_set_colorfgbg(aR);
700	rxvt_recolour_cursor(aR);
701	/* the only reasonable way to enforce a clean update */
702	rxvt_scr_poweron(aR);
703	}
704
705	#else
706	# define rxvt_set_window_color(aR_ idx,color) ((void)0)	957	# define set_window_color (idx,color) ((void)0)
707	#endif /* XTERM_COLOR_CHANGE */	958	#endif /* XTERM_COLOR_CHANGE */
708		959
709	/* EXTPROTO */
710	void	960	void
711	rxvt_recolour_cursor(pR)	961	rxvt_term::recolour_cursor ()
712	{	962	{
713	rxvt_color xcol[2];	963	XColor xcol[2];
714		964
715	#if TODO	965	xcol[0].pixel = ISSET_PIXCOLOR (Color_pointer_fg)
716	xcol[0] = R->PixColors[Color_pointer];	966	? pix_colors_focused[Color_pointer_fg]
717	xcol[1] = R->PixColors[Color_bg];	967	: pix_colors_focused[Color_fg];
718	XQueryColors(R->Xdisplay, XCMAP, xcol, 2);	968	xcol[1].pixel = ISSET_PIXCOLOR (Color_pointer_bg)
		969	? pix_colors_focused[Color_pointer_bg]
		970	: pix_colors_focused[Color_bg];
		971
		972	XQueryColors (xdisp, cmap, xcol, 2);
719	XRecolorCursor(R->Xdisplay, R->TermWin_cursor, &(xcol[0]), &(xcol[1]));	973	XRecolorCursor (xdisp, TermWin_cursor, xcol + 0, xcol + 1);
720	#endif
721	}	974	}
722		975
723	/*----------------------------------------------------------------------*/	976	/*----------------------------------------------------------------------*/
724	/*	977	/*
725	* find if fg/bg matches any of the normal (low-intensity) colors	978	* find if fg/bg matches any of the normal (low-intensity) colors
726	*/	979	*/
727	/* INTPROTO */
728	void	980	void
729	rxvt_set_colorfgbg(pR)	981	rxvt_term::set_colorfgbg ()
730	{	982	{
731	unsigned int i;	983	unsigned int i;
732	const char *xpmb = "\0";	984	const char *xpmb = "\0";
733	char fstr[sizeof("default") + 1], bstr[sizeof("default") + 1];	985	char fstr[sizeof ("default") + 1], bstr[sizeof ("default") + 1];
734		986
735	R->env_colorfgbg =	987	strcpy (fstr, "default");
736	(char *)rxvt_malloc(sizeof("COLORFGBG=default;default;bg") + 1);	988	strcpy (bstr, "default");
737	STRCPY(fstr, "default");
738	STRCPY(bstr, "default");
739	for (i = Color_Black; i <= Color_White; i++)	989	for (i = Color_Black; i <= Color_White; i++)
740	if (R->PixColors[Color_fg] == R->PixColors[i]) {	990	if (pix_colors[Color_fg] == pix_colors[i])
		991	{
741	sprintf(fstr, "%d", (i - Color_Black));	992	sprintf (fstr, "%d", (i - Color_Black));
742	break;	993	break;
743	}	994	}
		995
744	for (i = Color_Black; i <= Color_White; i++)	996	for (i = Color_Black; i <= Color_White; i++)
745	if (R->PixColors[Color_bg] == R->PixColors[i]) {	997	if (pix_colors[Color_bg] == pix_colors[i])
		998	{
746	sprintf(bstr, "%d", (i - Color_Black));	999	sprintf (bstr, "%d", (i - Color_Black));
747	#ifdef XPM_BACKGROUND	1000	#ifdef XPM_BACKGROUND
748	xpmb = "default;";	1001	xpmb = "default;";
749	#endif	1002	#endif
750	break;	1003	break;
751	}	1004	}
		1005
752	sprintf(R->env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);	1006	sprintf (env_colorfgbg, "COLORFGBG=%s;%s%s", fstr, xpmb, bstr);
753	putenv(R->env_colorfgbg);
754
755	#ifndef NO_BRIGHTCOLOR
756	R->colorfgbg = DEFAULT_RSTYLE;
757	for (i = minCOLOR; i <= maxCOLOR; i++) {
758	if (R->PixColors[Color_fg] == R->PixColors[i])
759	R->colorfgbg = SET_FGCOLOR(R->colorfgbg, i);
760	if (R->PixColors[Color_bg] == R->PixColors[i])
761	R->colorfgbg = SET_BGCOLOR(R->colorfgbg, i);
762	}
763	#endif
764	}	1007	}
765		1008
766	/*----------------------------------------------------------------------*/	1009	/*----------------------------------------------------------------------*/
767	/*
768	* Colour determination for low colour displays, routine from
769	* Hans de Goede <hans@highrise.nl>
770	*/
771		1010
772	/* EXTPROTO */	1011	bool
773	int	1012	rxvt_term::set_color (rxvt_color &color, const char *name)
774	rxvt_rXParseAllocColor(pR_ rxvt_color * screen_in_out, const char *colour)
775	{	1013	{
776	screen_in_out->set(aR_ colour);	1014	if (color.set (this, name))
777
778	if (!screen_in_out->set(aR_ colour)) {
779	rxvt_print_error("can't allocate colour: %s", colour);
780	return false;
781	}
782
783	return true;	1015	return true;
		1016
		1017	rxvt_warn ("can't get colour '%s', continuing without.\n", name);
		1018	return false;
784	}	1019	}
785		1020
786	/* -------------------------------------------------------------------- *	1021	/* -------------------------------------------------------------------- *
787	* - WINDOW RESIZING - *	1022	* - WINDOW RESIZING - *
788	* -------------------------------------------------------------------- */	1023	* -------------------------------------------------------------------- */
789	/* EXTPROTO */
790	void	1024	void
791	rxvt_resize_all_windows(pR_ unsigned int width, unsigned int height,	1025	rxvt_term::resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent)
792	int ignoreparent)
793	{	1026	{
794	int fix_screen;	1027	int fix_screen;
		1028	int old_width = szHint.width;
		1029	int old_height = szHint.height;
795		1030
		1031	window_calc (newwidth, newheight);
		1032	XSetWMNormalHints (xdisp, parent[0], &szHint);
		1033
		1034	if (!ignoreparent)
		1035	{
796	#ifdef SMART_RESIZE	1036	#ifdef SMART_RESIZE
797	int old_width = R->szHint.width, old_height = R->szHint.height;	1037	/*
798	#endif
799
800	rxvt_window_calc(aR_ width, height);
801	XSetWMNormalHints(R->Xdisplay, R->TermWin.parent[0], &R->szHint);
802	if (!ignoreparent) {
803	#ifdef SMART_RESIZE
804	/*
805	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>	1038	* resize by Marius Gedminas <marius.gedminas@uosis.mif.vu.lt>
806	* reposition window on resize depending on placement on screen	1039	* reposition window on resize depending on placement on screen
807	*/	1040	*/
808	int x, y, x1, y1;	1041	int x, y, x1, y1;
809	int dx, dy;	1042	int dx, dy;
810	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;	1043	unsigned int unused_w1, unused_h1, unused_b1, unused_d1;
811	Window unused_cr;	1044	Window unused_cr;
812		1045
813	XTranslateCoordinates(R->Xdisplay, R->TermWin.parent[0], Xroot,	1046	XTranslateCoordinates (xdisp, parent[0], display->root,
814	0, 0, &x, &y, &unused_cr);	1047	0, 0, &x, &y, &unused_cr);
815	XGetGeometry(R->Xdisplay, R->TermWin.parent[0], &unused_cr, &x1, &y1,	1048	XGetGeometry (xdisp, parent[0], &unused_cr, &x1, &y1,
816	&unused_w1, &unused_h1, &unused_b1, &unused_d1);	1049	&unused_w1, &unused_h1, &unused_b1, &unused_d1);
817	/*	1050	/*
818	* if Xroot isn't the parent window, a WM will probably have offset	1051	* if display->root isn't the parent window, a WM will probably have offset
819	* our position for handles and decorations. Counter it	1052	* our position for handles and decorations. Counter it
820	*/	1053	*/
821	if (x1 != x || y1 != y) {	1054	if (x1 != x || y1 != y)
		1055	{
822	x -= x1;	1056	x -= x1;
823	y -= y1;	1057	y -= y1;
824	}	1058	}
825		1059
826	x1 = (DisplayWidth(R->Xdisplay, Xscreen) - old_width) / 2;	1060	x1 = (DisplayWidth (xdisp, display->screen) - old_width ) / 2;
827	y1 = (DisplayHeight(R->Xdisplay, Xscreen) - old_height) / 2;	1061	y1 = (DisplayHeight (xdisp, display->screen) - old_height) / 2;
828	dx = old_width - R->szHint.width;	1062	dx = old_width - szHint.width;
829	dy = old_height - R->szHint.height;	1063	dy = old_height - szHint.height;
830		1064
831	/* Check position of the center of the window */	1065	/* Check position of the center of the window */
832	if (x < x1) /* left half */	1066	if (x < x1) /* left half */
833	dx = 0;	1067	dx = 0;
834	else if (x == x1) /* exact center */	1068	else if (x == x1) /* exact center */
835	dx /= 2;	1069	dx /= 2;
836	if (y < y1) /* top half */	1070	if (y < y1) /* top half */
837	dy = 0;	1071	dy = 0;
838	else if (y == y1) /* exact center */	1072	else if (y == y1) /* exact center */
839	dy /= 2;	1073	dy /= 2;
840		1074
841	XMoveResizeWindow(R->Xdisplay, R->TermWin.parent[0], x + dx, y + dy,	1075	XMoveResizeWindow (xdisp, parent[0], x + dx, y + dy,
842	R->szHint.width, R->szHint.height);	1076	szHint.width, szHint.height);
843	#else	1077	#else
844	XResizeWindow(R->Xdisplay, R->TermWin.parent[0], R->szHint.width,	1078	XResizeWindow (xdisp, parent[0], szHint.width, szHint.height);
845	R->szHint.height);
846	#endif	1079	#endif
847	}	1080	}
848		1081
849	fix_screen = (R->TermWin.ncol != R->prev_ncol	1082	fix_screen = ncol != prev_ncol || nrow != prev_nrow;
850	|| R->TermWin.nrow != R->prev_nrow);	1083
851	if (fix_screen || width != R->old_width || height != R->old_height) {	1084	if (fix_screen || newwidth != old_width || newheight != old_height)
852	if (scrollbar_visible(R)) {	1085	{
		1086	if (scrollBar.state)
		1087	{
853	XMoveResizeWindow(R->Xdisplay, R->scrollBar.win, R->window_sb_x,	1088	XMoveResizeWindow (xdisp, scrollBar.win,
		1089	window_sb_x, 0,
854	0, scrollbar_TotalWidth(), R->szHint.height);	1090	scrollbar_TotalWidth (), szHint.height);
855	rxvt_Resize_scrollBar(aR);	1091	resize_scrollbar ();
856	}	1092	}
857	if (menubar_visible(R))	1093
858	XMoveResizeWindow(R->Xdisplay, R->menuBar.win, R->window_vt_x,	1094	XMoveResizeWindow (xdisp, vt,
859	0, TermWin_TotalWidth(), menuBar_TotalHeight());	1095	window_vt_x, window_vt_y,
860	XMoveResizeWindow(R->Xdisplay, R->TermWin.vt, R->window_vt_x,
861	R->window_vt_y, TermWin_TotalWidth(),
862	TermWin_TotalHeight());	1096	width, height);
863	#ifdef RXVT_GRAPHICS	1097
864	if (R->old_height)
865	rxvt_Gr_Resize(aR_ R->old_width - R->szHint.base_width,
866	R->old_height - R->szHint.base_height);
867	#endif
868	rxvt_scr_clear(aR);	1098	scr_clear ();
869	#ifdef XPM_BACKGROUND	1099	#ifdef XPM_BACKGROUND
870	rxvt_resize_pixmap(aR);	1100	resize_pixmap ();
871	#endif	1101	#endif
872	}	1102	}
873		1103
874	if (fix_screen || R->old_height == 0) {	1104	if (fix_screen || old_height == 0)
875	int curr_screen = -1;	1105	scr_reset ();
876	uint16_t old_ncol = R->prev_ncol;
877		1106
878	/* scr_reset only works on the primary screen */	1107	#ifdef XPM_BACKGROUND
879	if (R->old_height) /* this is not the first time through */	1108	if (pixmap)
880	curr_screen = rxvt_scr_change_screen(aR_ PRIMARY);	1109	scr_touch (false);
881	rxvt_scr_reset(aR);	1110	#endif
882	if (curr_screen >= 0) { /* this is not the first time through */
883	rxvt_scr_change_screen(aR_ curr_screen);
884	rxvt_selection_check(aR_(old_ncol != R->TermWin.ncol ? 4 : 0));
885	}
886	}
887
888	R->old_width = R->szHint.width;
889	R->old_height = R->szHint.height;
890		1111
891	#ifdef USE_XIM	1112	#ifdef USE_XIM
892	rxvt_IMSetStatusPosition(aR);	1113	IMSetStatusPosition ();
893	#endif	1114	#endif
894	}	1115	}
895		1116
896	/*	1117	/*
897	* Set the width/height of the vt window in characters. Units are pixels.	1118	* Set the width/height of the vt window in characters. Units are pixels.
898	* good for toggling 80/132 columns	1119	* good for toggling 80/132 columns
899	*/	1120	*/
900	/* EXTPROTO */
901	void	1121	void
902	rxvt_set_widthheight(pR_ unsigned int width, unsigned int height)	1122	rxvt_term::set_widthheight (unsigned int newwidth, unsigned int newheight)
903	{	1123	{
904	XWindowAttributes wattr;	1124	XWindowAttributes wattr;
905		1125
906	if (width == 0 || height == 0) {	1126	if (newwidth == 0 || newheight == 0)
		1127	{
907	XGetWindowAttributes(R->Xdisplay, Xroot, &wattr);	1128	XGetWindowAttributes (xdisp, display->root, &wattr);
		1129
908	if (width == 0)	1130	if (newwidth == 0)
909	width = wattr.width - R->szHint.base_width;	1131	newwidth = wattr.width - szHint.base_width;
910	if (height == 0)	1132	if (newheight == 0)
911	height = wattr.height - R->szHint.base_height;	1133	newheight = wattr.height - szHint.base_height;
		1134	}
		1135
		1136	if (newwidth != width || newheight != height)
912	}	1137	{
913	if (width != R->TermWin.width || height != R->TermWin.height) {
914	width += R->szHint.base_width;	1138	newwidth += szHint.base_width;
915	height += R->szHint.base_height;	1139	newheight += szHint.base_height;
916	rxvt_resize_all_windows(aR_ width, height, 0);	1140	resize_all_windows (newwidth, newheight, 0);
917	}	1141	}
918	}	1142	}
919		1143
920	/* -------------------------------------------------------------------- *	1144	/* -------------------------------------------------------------------- *
921	* - X INPUT METHOD ROUTINES - *	1145	* - X INPUT METHOD ROUTINES - *
922	* -------------------------------------------------------------------- */	1146	* -------------------------------------------------------------------- */
923	#ifdef USE_XIM	1147	#ifdef USE_XIM
924	/* INTPROTO */
925	void
926	rxvt_setSize(pR_ XRectangle * size)
927	{
928	size->x = R->TermWin.int_bwidth;
929	size->y = R->TermWin.int_bwidth;
930	size->width = Width2Pixel(R->TermWin.ncol);
931	size->height = Height2Pixel(R->TermWin.nrow);
932	}
933		1148
934	/* INTPROTO */
935	void	1149	void
936	rxvt_setColor(pR_ unsigned long *fg, unsigned long *bg)	1150	rxvt_term::im_set_color (unsigned long &fg, unsigned long &bg)
937	{	1151	{
938	*fg = R->PixColors[Color_fg];	1152	fg = pix_colors[Color_fg];
939	*bg = R->PixColors[Color_bg];	1153	bg = pix_colors[Color_bg];
		1154	}
		1155
		1156	void
		1157	rxvt_term::im_set_size (XRectangle &size)
		1158	{
		1159	// the int_bwidth terms make no sense to me
		1160	size.x = int_bwidth;
		1161	size.y = int_bwidth;
		1162	size.width = Width2Pixel (ncol) + int_bwidth;
		1163	size.height = Height2Pixel (nrow) + int_bwidth;
		1164	}
		1165
		1166	void
		1167	rxvt_term::im_set_preedit_area (XRectangle &preedit_rect,
		1168	XRectangle &status_rect,
		1169	const XRectangle &needed_rect)
		1170	{
		1171	preedit_rect.x = needed_rect.width;
		1172	preedit_rect.y = 0;
		1173	preedit_rect.width = Width2Pixel (ncol) - needed_rect.width + 1;
		1174	preedit_rect.height = fheight;
		1175
		1176	status_rect.x = 0;
		1177	status_rect.y = 0;
		1178	status_rect.width = needed_rect.width ? needed_rect.width : Width2Pixel (ncol) + 1;
		1179	status_rect.height = fheight;
940	}	1180	}
941		1181
942	/* Checking whether input method is running. */	1182	/* Checking whether input method is running. */
943	/* INTPROTO */
944	Bool	1183	bool
945	rxvt_IMisRunning(pR)	1184	rxvt_term::IMisRunning ()
946	{	1185	{
947	char *p;	1186	char *p;
948	Atom atom;	1187	Atom atom;
949	Window win;	1188	Window win;
950	char server[IMBUFSIZ];	1189	char server[IMBUFSIZ];
951		1190
952	/* get current locale modifier */	1191	/* get current locale modifier */
953	if ((p = XSetLocaleModifiers(NULL)) != NULL) {	1192	if ((p = XSetLocaleModifiers (NULL)) != NULL)
		1193	{
954	STRCPY(server, "@server=");	1194	strcpy (server, "@server=");
955	STRNCAT(server, &(p[4]), IMBUFSIZ - 9); /* skip "@im=" */	1195	strncat (server, & (p[4]), IMBUFSIZ - 9); /* skip "@im=" */
		1196
956	if ((p = STRCHR(server + 1, '@')) != NULL) /* first one only */	1197	if ((p = strchr (server + 1, '@')) != NULL) /* first one only */
957	*p = '\0';	1198	*p = '\0';
958		1199
959	atom = XInternAtom(R->Xdisplay, server, False);	1200	atom = XInternAtom (xdisp, server, False);
960	win = XGetSelectionOwner(R->Xdisplay, atom);	1201	win = XGetSelectionOwner (xdisp, atom);
		1202
961	if (win != None)	1203	if (win != None)
962	return True;	1204	return True;
963	}	1205	}
		1206
964	return False;	1207	return False;
965	}	1208	}
966		1209
967	/* EXTPROTO */
968	void	1210	void
969	rxvt_IMSendSpot(pR)	1211	rxvt_term::IMSendSpot ()
970	{	1212	{
971	XPoint spot;	1213	XPoint nspot;
972	XVaNestedList preedit_attr;	1214	XVaNestedList preedit_attr;
973		1215
974	if (R->Input_Context == NULL	1216	if (!Input_Context
975	|| !R->TermWin.focus || !(R->input_style & XIMPreeditPosition)	1217	|| !focus
976	|| !(R->event_type == KeyPress	1218	|| !(input_style & (XIMPreeditPosition | XIMPreeditCallbacks)))
977	|| R->event_type == Expose
978	|| R->event_type == NoExpose
979	|| R->event_type == SelectionNotify
980	|| R->event_type == ButtonRelease || R->event_type == FocusIn)
981	|| !rxvt_IMisRunning(aR))
982	return;	1219	return;
983		1220
984	rxvt_setPosition(aR_ & spot);	1221	im_set_position (nspot);
985		1222
		1223	if (nspot.x == spot.x && nspot.y == spot.y)
		1224	return;
		1225
		1226	spot = nspot;
		1227
986	preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &spot, NULL);	1228	preedit_attr = XVaCreateNestedList (0, XNSpotLocation, &spot, NULL);
987	XSetICValues(R->Input_Context, XNPreeditAttributes, preedit_attr, NULL);	1229	XSetICValues (Input_Context, XNPreeditAttributes, preedit_attr, NULL);
988	XFree(preedit_attr);	1230	XFree (preedit_attr);
989	}	1231	}
990		1232
991	/* EXTPROTO */
992	void	1233	void
993	rxvt_setTermFontSet(pR_ int idx)	1234	rxvt_term::im_destroy ()
994	{	1235	{
995	char *string;	1236	if (input_method)
996	long length;	1237	{
997	int success = 0;	1238	if (Input_Context && input_method->xim)
		1239	XDestroyIC (Input_Context);
998		1240
999	if (idx < 0 || idx >= MAX_NFONTS)	1241	display->put_xim (input_method);
1000	return;	1242	input_method = 0;
1001	}	1243	}
1002		1244
1003	/* INTPROTO */
1004	void
1005	rxvt_setPreeditArea(pR_ XRectangle * preedit_rect, XRectangle * status_rect,
1006	XRectangle * needed_rect)
1007	{
1008	int mbh, vtx = 0;
1009
1010	if (scrollbar_visible(R) && !(R->Options & Opt_scrollBar_right))
1011	vtx = scrollbar_TotalWidth();
1012	mbh = menubar_visible(R) ? menuBar_TotalHeight() : 0;
1013	mbh -= R->TermWin.lineSpace;
1014
1015	preedit_rect->x = needed_rect->width + vtx;
1016	preedit_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1017
1018	preedit_rect->width = Width2Pixel(R->TermWin.ncol + 1) - needed_rect->width
1019	+ vtx;
1020	preedit_rect->height = Height2Pixel(1);
1021
1022	status_rect->x = vtx;
1023	status_rect->y = Height2Pixel(R->TermWin.nrow - 1) + mbh;
1024
1025	status_rect->width = needed_rect->width ? needed_rect->width
1026	: Width2Pixel(R->TermWin.ncol + 1);
1027	status_rect->height = Height2Pixel(1);
1028	}
1029
1030	/* ARGSUSED */
1031	/* INTPROTO */
1032	void
1033	rxvt_IMDestroyCallback(XIM xim __attribute__ ((unused)), XPointer client_data
1034	__attribute__ ((unused)), XPointer call_data
1035	__attribute__ ((unused)))
1036	{
1037	dR;
1038
1039	R->Input_Context = NULL;	1245	Input_Context = 0;
1040	/* To avoid Segmentation Fault in C locale: Solaris only? */
1041	if (STRCMP(R->locale, "C"))
1042	XRegisterIMInstantiateCallback(R->Xdisplay, NULL, NULL, NULL,
1043	rxvt_IMInstantiateCallback, NULL);
1044	}	1246	}
1045		1247
1046	/*	1248	#ifdef ENABLE_XIM_ONTHESPOT
1047	* X manual pages and include files don't match on some systems:
1048	* some think this is an XIDProc and others an XIMProc so we can't
1049	* use the first argument - need to update this to be nice for
1050	* both types via some sort of configure detection
1051	*/
1052	/* ARGSUSED */
1053	/* EXTPROTO */
1054	void
1055	rxvt_IMInstantiateCallback(Display * unused
1056	__attribute__ ((unused)), XPointer client_data
1057	__attribute__ ((unused)), XPointer call_data
1058	__attribute__ ((unused)))
1059	{
1060	dR;
1061	int i, found, had_im;
1062	const char *p;
1063	char **s;
1064	char buf[IMBUFSIZ];
1065		1249
1066	D_MAIN((stderr, "rxvt_IMInstantiateCallback()"));	1250	static void
1067	if (R->Input_Context)	1251	xim_preedit_start (XIC ic, XPointer client_data, XPointer call_data)
1068	return;	1252	{
		1253	((rxvt_term *)client_data)->make_current ();
		1254	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_START, DT_END));
		1255	}
1069		1256
1070	found = had_im = 0;	1257	static void
1071	p = R->rs[Rs_inputMethod];	1258	xim_preedit_done (XIC ic, XPointer client_data, XPointer call_data)
1072	if (p && *p) {	1259	{
1073	had_im = 1;	1260	((rxvt_term *)client_data)->make_current ();
1074	s = rxvt_splitcommastring(p);	1261	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_DONE, DT_END));
1075	for (i = 0; s[i]; i++) {	1262	}
1076	if (*s[i]) {	1263
1077	STRCPY(buf, "@im=");	1264	static void
1078	STRNCAT(buf, s[i], IMBUFSIZ - 5);	1265	xim_preedit_draw (XIC ic, XPointer client_data, XIMPreeditDrawCallbackStruct *call_data)
1079	if ((p = XSetLocaleModifiers(buf)) != NULL && *p	1266	{
1080	&& (rxvt_IM_get_IC(aR) == True)) {	1267	rxvt_term *term = (rxvt_term *)client_data;
1081	found = 1;	1268	XIMText *text = call_data->text;
1082	break;	1269
1083	}	1270	term->make_current ();
1084	}	1271
		1272	if (text)
		1273	{
		1274	void *str;
		1275
		1276	if (!text->encoding_is_wchar && text->string.multi_byte)
		1277	{
		1278	// of course, X makes it ugly again
		1279	if (term->rs[Rs_imLocale])
		1280	SET_LOCALE (term->rs[Rs_imLocale]);
		1281
		1282	str = rxvt_temp_buf ((text->length + 1) * sizeof (wchar_t));
		1283	mbstowcs ((wchar_t *)str, text->string.multi_byte, text->length + 1);
		1284
		1285	if (term->rs[Rs_imLocale])
		1286	SET_LOCALE (term->locale);
1085	}	1287	}
1086	for (i = 0; s[i]; i++)	1288	else
1087	free(s[i]);	1289	str = (void *)text->string.wide_char;
1088	free(s);	1290
		1291	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
		1292	DT_INT, call_data->caret,
		1293	DT_INT, call_data->chg_first,
		1294	DT_INT, call_data->chg_length,
		1295	DT_LCS_LEN, (void *)text->feedback, text->feedback ? (int)text->length : 0,
		1296	DT_WCS_LEN, str, str ? (int)text->length : 0,
		1297	DT_END));
1089	}	1298	}
1090	if (found)	1299	else
1091	return;	1300	HOOK_INVOKE ((term, HOOK_XIM_PREEDIT_DRAW,
1092		1301	DT_INT, call_data->caret,
1093	/* try with XMODIFIERS env. var. */	1302	DT_INT, call_data->chg_first,
1094	if ((p = XSetLocaleModifiers("")) != NULL && *p) {	1303	DT_INT, call_data->chg_length,
1095	rxvt_IM_get_IC(aR);	1304	DT_END));
1096	return;
1097	}
1098
1099	/* try with no modifiers base IF the user didn't specify an IM */
1100	if (!had_im && (p = XSetLocaleModifiers("@im=none")) != NULL && *p
1101	&& rxvt_IM_get_IC(aR) == True)
1102	return;
1103	}	1305	}
		1306
		1307	#if 0
		1308	static void
		1309	xim_preedit_caret (XIC ic, XPointer client_data, XIMPreeditCaretCallbackStruct *call_data)
		1310	{
		1311	((rxvt_term *)client_data)->make_current ();
		1312	HOOK_INVOKE (((rxvt_term *)client_data, HOOK_XIM_PREEDIT_CARET,
		1313	DT_INT, call_data->position,
		1314	DT_INT, call_data->direction,
		1315	DT_INT, call_data->style,
		1316	DT_END));
		1317	}
		1318	#endif
		1319
		1320	#endif
1104		1321
1105	/*	1322	/*
1106	* Try to open a XIM with the current modifiers, then see if we can	1323	* Try to open a XIM with the current modifiers, then see if we can
1107	* open a suitable preedit type	1324	* open a suitable preedit type
1108	*/	1325	*/
1109	/* INTPROTO */
1110	Bool	1326	bool
1111	rxvt_IM_get_IC(pR)	1327	rxvt_term::IM_get_IC (const char *modifiers)
1112	{	1328	{
1113	int i, j, found;	1329	int i, j, found;
1114	XIM xim;	1330	XIM xim;
1115	XPoint spot;	1331	XPoint spot;
1116	XRectangle rect, status_rect, needed_rect;	1332	XRectangle rect, status_rect, needed_rect;
1117	unsigned long fg, bg;	1333	unsigned long fg, bg;
1118	const char *p;	1334	const char *p;
1119	char **s;	1335	char **s;
1120	XIMStyles *xim_styles;	1336	XIMStyles *xim_styles;
1121	XVaNestedList preedit_attr, status_attr;	1337	#ifdef ENABLE_XIM_ONTHESPOT
1122	XIMCallback ximcallback;	1338	XIMCallback xcb[4];
		1339	#endif
1123		1340
1124	D_MAIN((stderr, "rxvt_IM_get_IC()"));	1341	set_environ (envv);
1125	xim = XOpenIM(R->Xdisplay, NULL, NULL, NULL);	1342
1126	if (xim == NULL)	1343	if (! ((p = XSetLocaleModifiers (modifiers)) && *p))
1127	return False;	1344	return false;
1128		1345
		1346	input_method = display->get_xim (locale, modifiers);
		1347	if (input_method == NULL)
		1348	return false;
		1349
		1350	xim = input_method->xim;
		1351	spot.x = spot.y = -1;
		1352
1129	xim_styles = NULL;	1353	xim_styles = NULL;
1130	if (XGetIMValues(xim, XNQueryInputStyle, &xim_styles, NULL)	1354	if (XGetIMValues (xim, XNQueryInputStyle, &xim_styles, NULL)
1131	|| !xim_styles || !xim_styles->count_styles) {	1355	|| !xim_styles || !xim_styles->count_styles)
1132	XCloseIM(xim);	1356	{
		1357	im_destroy ();
1133	return False;	1358	return false;
		1359	}
		1360
		1361	const char *pet[] = { rs[Rs_preeditType], "OverTheSpot,OffTheSpot,Root,None" };
		1362
		1363	for (int pi = 0; pi < 2; pi++)
1134	}	1364	{
		1365	p = pet[pi];
1135		1366
1136	p = R->rs[Rs_preeditType] ? R->rs[Rs_preeditType]	1367	if (!p)
1137	: "OverTheSpot,OffTheSpot,Root";	1368	continue;
		1369
1138	s = rxvt_splitcommastring(p);	1370	s = rxvt_splitcommastring (p);
		1371
1139	for (i = found = 0; !found && s[i]; i++) {	1372	for (i = found = 0; !found && s[i]; i++)
		1373	{
1140	if (!STRCMP(s[i], "OverTheSpot"))	1374	if (!strcmp (s[i], "OverTheSpot"))
1141	R->input_style = (XIMPreeditPosition | XIMStatusNothing);	1375	input_style = XIMPreeditPosition | XIMStatusNothing;
1142	else if (!STRCMP(s[i], "OffTheSpot"))	1376	else if (!strcmp (s[i], "OffTheSpot"))
1143	R->input_style = (XIMPreeditArea | XIMStatusArea);	1377	input_style = XIMPreeditArea | XIMStatusArea;
1144	else if (!STRCMP(s[i], "Root"))	1378	else if (!strcmp (s[i], "Root"))
1145	R->input_style = (XIMPreeditNothing | XIMStatusNothing);	1379	input_style = XIMPreeditNothing | XIMStatusNothing;
		1380	else if (!strcmp (s[i], "None"))
		1381	input_style = XIMPreeditNone | XIMStatusNone;
		1382	#ifdef ENABLE_XIM_ONTHESPOT
		1383	else if (SHOULD_INVOKE (HOOK_XIM_PREEDIT_START) && !strcmp (s[i], "OnTheSpot"))
		1384	input_style = XIMPreeditCallbacks | XIMStatusNothing;
		1385	#endif
		1386	else
		1387	input_style = XIMPreeditNothing | XIMStatusNothing;
1146		1388
1147	for (j = 0; j < xim_styles->count_styles; j++)	1389	for (j = 0; j < xim_styles->count_styles; j++)
1148	if (R->input_style == xim_styles->supported_styles[j]) {	1390	if (input_style == xim_styles->supported_styles[j])
		1391	{
		1392	rxvt_freecommastring (s);
		1393
1149	found = 1;	1394	found = 1;
		1395	goto foundpet;
		1396	}
		1397
		1398	}
		1399
		1400	rxvt_freecommastring (s);
		1401	}
		1402
		1403	foundpet:
		1404
		1405	XFree (xim_styles);
		1406
		1407	if (!found)
		1408	{
		1409	im_destroy ();
		1410	return false;
		1411	}
		1412
		1413	XFontSet fs = 0;
		1414	XVaNestedList preedit_attr = 0, status_attr = 0;
		1415
		1416	if (input_style & (XIMPreeditPosition | XIMPreeditArea))
		1417	{
		1418	// fake us a font-set, please
		1419	char **missing_charset_list;
		1420	int missing_charset_count;
		1421	char *def_string;
		1422	char pat[512];
		1423
		1424	sprintf (pat,
		1425	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1426	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1427	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1428	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1429	"-*-*-*-R-*-*-%d-*-*-*-*-*-*,"
		1430	"*",
		1431	fheight,
		1432	fheight + 1, fheight - 1,
		1433	fheight - 2, fheight + 2);
		1434
		1435	fs = XCreateFontSet (xdisp, rs[Rs_imFont] ? rs[Rs_imFont] : pat,
		1436	&missing_charset_list, &missing_charset_count, &def_string);
		1437
		1438	if (missing_charset_list)
		1439	XFreeStringList (missing_charset_list);
		1440
		1441	if (!fs)
		1442	{
		1443	input_style &= ~(XIMPreeditPosition | XIMPreeditArea);
		1444	rxvt_warn ("unable to create fontset for input method, try \"-pt Root\". Continuing.\n");
		1445	}
		1446	}
		1447
		1448	if (input_style & XIMPreeditPosition)
		1449	{
		1450	im_set_size (rect);
		1451	im_set_position (spot);
		1452	im_set_color (fg, bg);
		1453
		1454	preedit_attr = XVaCreateNestedList (0,
		1455	XNForeground, fg,
		1456	XNBackground, bg,
		1457	XNArea, &rect,
		1458	XNSpotLocation, &spot,
		1459	XNFontSet, fs,
		1460	NULL);
		1461	}
		1462	else if (input_style & XIMPreeditArea)
		1463	{
		1464	im_set_color (fg, bg);
		1465
		1466	/*
		1467	* The necessary width of preedit area is unknown
		1468	* until create input context.
		1469	*/
		1470	needed_rect.width = 0;
		1471	im_set_preedit_area (rect, status_rect, needed_rect);
		1472
		1473	preedit_attr = XVaCreateNestedList (0,
		1474	XNForeground, fg,
		1475	XNBackground, bg,
		1476	XNArea, &rect,
		1477	XNFontSet, fs,
		1478	NULL);
		1479	status_attr = XVaCreateNestedList (0,
		1480	XNForeground, fg,
		1481	XNBackground, bg,
		1482	XNArea, &status_rect,
		1483	XNFontSet, fs,
		1484	NULL);
		1485	}
		1486	#if ENABLE_XIM_ONTHESPOT
		1487	else if (input_style & XIMPreeditCallbacks)
		1488	{
		1489	im_set_position (spot);
		1490
		1491	xcb[0].client_data = (XPointer)this; xcb[0].callback = (XIMProc)xim_preedit_start;
		1492	xcb[1].client_data = (XPointer)this; xcb[1].callback = (XIMProc)xim_preedit_done;
		1493	xcb[2].client_data = (XPointer)this; xcb[2].callback = (XIMProc)xim_preedit_draw;
		1494	# if 0
		1495	xcb[3].client_data = (XPointer)this; xcb[3].callback = (XIMProc)xim_preedit_caret;
		1496	# endif
		1497
		1498	preedit_attr = XVaCreateNestedList (0,
		1499	XNSpotLocation, &spot,
		1500	XNPreeditStartCallback, &xcb[0],
		1501	XNPreeditDoneCallback , &xcb[1],
		1502	XNPreeditDrawCallback , &xcb[2],
		1503	# if 0
		1504	XNPreeditCaretCallback, &xcb[3],
		1505	# endif
		1506	NULL);
		1507	}
		1508	#endif
		1509
		1510	Input_Context = XCreateIC (xim,
		1511	XNInputStyle, input_style,
		1512	XNClientWindow, vt,
		1513	XNFocusWindow, parent[0],
		1514	preedit_attr ? XNPreeditAttributes : NULL,
		1515	preedit_attr,
		1516	status_attr ? XNStatusAttributes : NULL,
		1517	status_attr, NULL);
		1518
		1519	if (preedit_attr) XFree (preedit_attr);
		1520	if (status_attr) XFree (status_attr);
		1521	if (fs) XFreeFontSet (xdisp, fs);
		1522
		1523	if (Input_Context == NULL)
		1524	{
		1525	rxvt_warn ("failed to create input context, continuing without XIM.\n");
		1526	im_destroy ();
		1527	return false;
		1528	}
		1529
		1530	#if 0
		1531	// unfortunately, only the focus window is used by XIM, hard to fix
		1532	if (!XGetICValues (Input_Context, XNFilterEvents, &vt_emask_xim, NULL))
		1533	vt_select_input ();
		1534	#endif
		1535
		1536	if (input_style & XIMPreeditArea)
		1537	IMSetStatusPosition ();
		1538
		1539	return true;
		1540	}
		1541
		1542	void
		1543	rxvt_term::im_cb ()
		1544	{
		1545	int i;
		1546	const char *p;
		1547	char **s;
		1548	char buf[IMBUFSIZ];
		1549
		1550	make_current ();
		1551
		1552	im_destroy ();
		1553
		1554	if (Input_Context)
		1555	return;
		1556
		1557	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
		1558	if (rs[Rs_imLocale])
		1559	SET_LOCALE (rs[Rs_imLocale]);
		1560	#endif
		1561
		1562	p = rs[Rs_inputMethod];
		1563	if (p && *p)
		1564	{
		1565	bool found = false;
		1566
		1567	s = rxvt_splitcommastring (p);
		1568
		1569	for (i = 0; s[i]; i++)
		1570	{
		1571	if (*s[i])
		1572	{
		1573	strcpy (buf, "@im=");
		1574	strncat (buf, s[i], IMBUFSIZ - 5);
		1575	if (IM_get_IC (buf))
		1576	{
		1577	found = true;
1150	break;	1578	break;
		1579	}
1151	}	1580	}
1152	}	1581	}
1153	for (i = 0; s[i]; i++)
1154	free(s[i]);
1155	free(s);
1156	XFree(xim_styles);
1157		1582
		1583	rxvt_freecommastring (s);
		1584
1158	if (!found) {	1585	if (found)
1159	XCloseIM(xim);	1586	goto done;
1160	return False;
1161	}	1587	}
1162		1588
1163	ximcallback.callback = rxvt_IMDestroyCallback;	1589	/* try with XMODIFIERS env. var. */
		1590	if (IM_get_IC (""))
		1591	goto done;
1164		1592
1165	/* XXX: not sure why we need this (as well as IC one below) */	1593	/* try with no modifiers base IF the user didn't specify an IM */
1166	XSetIMValues(xim, XNDestroyCallback, &ximcallback, NULL);	1594	if (IM_get_IC ("@im=none"))
		1595	goto done;
1167		1596
1168	preedit_attr = status_attr = NULL;	1597	done:
1169		1598	#if defined(HAVE_XSETLOCALE) || defined(HAVE_SETLOCALE)
1170	if (R->input_style & XIMPreeditPosition) {	1599	if (rs[Rs_imLocale])
1171	rxvt_setSize(aR_ & rect);	1600	SET_LOCALE (locale);
1172	rxvt_setPosition(aR_ & spot);	1601	#endif
1173	rxvt_setColor(aR_ & fg, &bg);
1174
1175	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1176	XNSpotLocation, &spot,
1177	XNForeground, fg, XNBackground, bg,
1178	//XNFontSet, R->TermWin.fontset,
1179	NULL);
1180	} else if (R->input_style & XIMPreeditArea) {
1181	rxvt_setColor(aR_ & fg, &bg);
1182
1183	/*
1184	* The necessary width of preedit area is unknown
1185	* until create input context.
1186	*/
1187	needed_rect.width = 0;
1188
1189	rxvt_setPreeditArea(aR_ & rect, &status_rect, &needed_rect);
1190
1191	preedit_attr = XVaCreateNestedList(0, XNArea, &rect,
1192	XNForeground, fg, XNBackground, bg,
1193	//XNFontSet, R->TermWin.fontset,
1194	NULL);
1195	status_attr = XVaCreateNestedList(0, XNArea, &status_rect,
1196	XNForeground, fg, XNBackground, bg,
1197	//XNFontSet, R->TermWin.fontset,
1198	NULL);
1199	}
1200	R->Input_Context = XCreateIC(xim, XNInputStyle, R->input_style,
1201	XNClientWindow, R->TermWin.parent[0],
1202	XNFocusWindow, R->TermWin.parent[0],
1203	XNDestroyCallback, &ximcallback,
1204	preedit_attr ? XNPreeditAttributes : NULL,
1205	preedit_attr,
1206	status_attr ? XNStatusAttributes : NULL,
1207	status_attr, NULL);
1208	if (preedit_attr)
1209	XFree(preedit_attr);
1210	if (status_attr)
1211	XFree(status_attr);
1212	if (R->Input_Context == NULL) {
1213	rxvt_print_error("failed to create input context");
1214	XCloseIM(xim);
1215	return False;
1216	}
1217	if (R->input_style & XIMPreeditArea)
1218	rxvt_IMSetStatusPosition(aR);
1219	D_MAIN((stderr, "rxvt_IM_get_IC() - successful connection"));
1220	return True;
1221	}	1602	}
1222		1603
1223	/* EXTPROTO */
1224	void	1604	void
1225	rxvt_IMSetStatusPosition(pR)	1605	rxvt_term::IMSetStatusPosition ()
1226	{	1606	{
1227	XRectangle preedit_rect, status_rect, *needed_rect;	1607	XRectangle preedit_rect, status_rect, *needed_rect;
1228	XVaNestedList preedit_attr, status_attr;	1608	XVaNestedList preedit_attr, status_attr;
1229		1609
1230	if (R->Input_Context == NULL	1610	if (!Input_Context
		1611	|| !focus
1231	|| !R->TermWin.focus || !(R->input_style & XIMPreeditArea)	1612	|| !(input_style & XIMPreeditArea)
1232	|| !rxvt_IMisRunning(aR))	1613	|| !IMisRunning ())
1233	return;	1614	return;
1234		1615
1235	/* Getting the necessary width of preedit area */	1616	/* Getting the necessary width of preedit area */
1236	status_attr = XVaCreateNestedList(0, XNAreaNeeded, &needed_rect, NULL);	1617	status_attr = XVaCreateNestedList (0, XNAreaNeeded, &needed_rect, NULL);
1237	XGetICValues(R->Input_Context, XNStatusAttributes, status_attr, NULL);	1618	XGetICValues (Input_Context, XNStatusAttributes, status_attr, NULL);
1238	XFree(status_attr);	1619	XFree (status_attr);
1239		1620
1240	rxvt_setPreeditArea(aR_ & preedit_rect, &status_rect, needed_rect);	1621	im_set_preedit_area (preedit_rect, status_rect, *needed_rect);
		1622	XFree (needed_rect);
1241		1623
1242	preedit_attr = XVaCreateNestedList(0, XNArea, &preedit_rect, NULL);	1624	preedit_attr = XVaCreateNestedList (0, XNArea, &preedit_rect, NULL);
1243	status_attr = XVaCreateNestedList(0, XNArea, &status_rect, NULL);	1625	status_attr = XVaCreateNestedList (0, XNArea, &status_rect, NULL);
1244		1626
1245	XSetICValues(R->Input_Context,	1627	XSetICValues (Input_Context,
1246	XNPreeditAttributes, preedit_attr,	1628	XNPreeditAttributes, preedit_attr,
1247	XNStatusAttributes, status_attr, NULL);	1629	XNStatusAttributes, status_attr, NULL);
1248		1630
1249	XFree(preedit_attr);	1631	XFree (preedit_attr);
1250	XFree(status_attr);	1632	XFree (status_attr);
1251	}	1633	}
1252	#endif /* USE_XIM */	1634	#endif /* USE_XIM */
1253		1635
1254	/*----------------------------------------------------------------------*/
1255	rxvt_t rxvt_current_term;
1256
1257	/*----------------------- end-of-file (C source) -----------------------*/	1636	/*----------------------- end-of-file (C source) -----------------------*/

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